Submission #1162662

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1162662	2025-03-06 13:14:11	spongb	Tropical Garden (IOI11_garden)	C++20	0 / 100	170 ms	327680 KiB

garden

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#include<bits/stdc++.h>
#include "garden.h"
#include "gardenlib.h"
using namespace std;
int cycle_len;
vector<int> succ, color, dist, dist1, dist2;
vector<bool> visited;
vector<vector<int>> revGraph;
void dfs1(int v, int d, vector<int> &dist){
  if(visited[v]) return;
  
  dist[v] = d;
  
  for(int u: revGraph[v]){
    dfs1(u, d+1, dist);
  }
}
bool dfs(int v, int d) {
    if (color[v] == 2) return false;
    
    color[v] = 1;
    dist[v] = d;
    
    for(int u : revGraph[v]){
        if(color[u] == 1){
          cycle_len = dist[v] - dist[u] + 1;
          return true;
        }
        else if(color[u] == 0){
 
 
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• Subtask 2: 0 / 20
• Subtask 3: 0 / 31